docs: def _parse_reassign_label(cls, args):
          """
          Parse command line arguments for reassigning label.
          """
          argparser = ArgumentParser(prog="cluster reassign_label")
  
          argparser.add_argument("destination_cluster",
                  metavar="destination_cluster_id_label",
                  help="id/label of the cluster to move the label to")
  
          argparser.add_argument("label",
                  help="label to be moved from the source cluster")
  
          arguments = argparser.parse_args(args)
          return arguments